SiJun SJ Metal Charging Handle Blowback Parts Type:metal mag release for SJ M4 MK18 good feeding and high rate

good feeding and high rate of fire shooting 7-8mm gels

package includes: 1x spinning nerf shooting target

Fasteners: Injection-Molded Hook-and-Loop

Boost your Nerf game with the Worker Upgrade Spring for the N-strike Elite Retaliator

SiJun SJ Metal Charging Handle Blowback Parts Type:metal mag release for SJ M4 MK18 good feeding and high rateSpecifications: These metal upgrade parts are compatible with sj series gel ball blasters like sj mk18, sj m4, or sj hk416d etc,. Brand: si jun. Material: metal. Color black. Package includes: 1x metal charging handle. or 1x metal blowback kit. or 1x metal dust cover. or 1x metal mag release. or 1x metal dowel.